======================================
| xx__-> [    9.622085][  T186] ------------[ cut here ]------------
| [    9.622296][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.622603][  T186] Modules linked in: veth
| [    9.623088][  T186] Tainted: [W]=WARN
[    9.623194][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.623359][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.623679][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.624161][  T186] RSP: 0018:ffa0000000896e30 EFLAGS: 00010286
[    9.624329][  T186] RAX: 00000000ffffffa6 RBX: ff1100000b7f9000 RCX: 1ff4000000112d8c
[    9.624659][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b7f90b8
[    9.624855][  T186] RBP: ff110000059e1000 R08: 1fe22000016ff218 R09: ff1100000c1a8b80
[    9.625175][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.625499][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050c2e00
[    9.625729][  T186] FS:  00007fddd2802840(0000) GS:ff110000963b0000(0000) knlGS:0000000000000000
[    9.625969][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.626188][  T186] CR2: 00005590422b7cf0 CR3: 000000000b566001 CR4: 0000000000771ef0
[    9.626518][  T186] PKRU: 55555554
[    9.626619][  T186] Call Trace:
[    9.626726][  T186]  <TASK>
[    9.626796][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.626972][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.627107][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.627209][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.627342][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.627599][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.627740][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.627877][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.628020][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.628163][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.628302][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.628563][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.628702][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.628834][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.628976][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.629111][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.629276][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.629528][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.629664][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.629817][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.629953][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.630098][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.630228][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.630361][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.630612][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.630751][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.630882][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.631020][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.631157][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.631291][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.631499][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.631632][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.631775][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.631904][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.632045][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.632183][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.632317][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.632506][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.632675][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.632806][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.632942][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.633114][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.633259][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.633475][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.633611][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.633748][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.633882][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.634321][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.634572][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.634730][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.635004][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.635159][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.635316][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.635478][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.635739][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.635892][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.636046][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.636403][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.636665][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.636892][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.637030][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.637172][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.637404][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.637628][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.637764][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.637900][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.638134][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.638357][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.638587][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.638722][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.638854][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.638988][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.639151][  T186] RIP: 0033:0x7fddd2a3c08e
[    9.639395][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.639958][  T186] RSP: 002b:00007ffd4392aeb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.640153][  T186] RAX: ffffffffffffffda RBX: 00007ffd4392b648 RCX: 00007fddd2a3c08e
[    9.640347][  T186] RDX: 0000000000000000 RSI: 00007ffd4392af60 RDI: 0000000000000005
[    9.640552][  T186] RBP: 00007ffd4392aec0 R08: 0000000000000000 R09: 0000000000000000
[    9.640903][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc8d
[    9.641108][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4392b620
| [    9.666804][  T186] ------------[ cut here ]------------
| [    9.667011][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.667282][  T186] Modules linked in: veth
| [    9.667836][  T186] Tainted: [W]=WARN
[    9.667991][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.668198][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.668438][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.668948][  T186] RSP: 0018:ffa00000008971b0 EFLAGS: 00010286
[    9.669157][  T186] RAX: 00000000ffffffa6 RBX: ff110000094ffc40 RCX: 1ff4000000112dfc
[    9.669407][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000094ffcf8
[    9.669642][  T186] RBP: ff11000007519000 R08: 1fe220000129ffa0 R09: ff1100000c1a8b80
[    9.669892][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.670140][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.670394][  T186] FS:  00007fddd2802840(0000) GS:ff110000964b0000(0000) knlGS:0000000000000000
[    9.670668][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.670881][  T186] CR2: 00005590422b7cf0 CR3: 000000000b566001 CR4: 0000000000771ef0
[    9.671124][  T186] PKRU: 55555554
[    9.671268][  T186] Call Trace:
[    9.671426][  T186]  <TASK>
[    9.671543][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.671737][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.671885][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.672070][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.672250][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.672439][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.672623][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.672810][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.672994][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.673168][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.673344][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.673542][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.673735][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.673920][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.674093][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.674270][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.674456][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.674629][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.674820][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.675007][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.675183][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.675357][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.675546][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.675732][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.675909][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.676091][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.676273][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.676460][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.676636][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.676843][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.677023][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.677202][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.677404][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.677588][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.677776][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.677960][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.678134][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.678312][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.678504][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.678683][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.678887][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.679080][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.679256][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.679447][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.679636][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.679826][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.680009][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.680184][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.680368][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.680560][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.680749][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.680932][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.681110][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.681286][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.681477][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.681693][  T186] RIP: 0033:0x7fddd2a3c08e
[    9.681877][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.682388][  T186] RSP: 002b:00007ffd4392aeb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.682629][  T186] RAX: ffffffffffffffda RBX: 00007ffd4392b648 RCX: 00007fddd2a3c08e
[    9.682878][  T186] RDX: 0000000000000000 RSI: 00007ffd4392af60 RDI: 0000000000000005
[    9.683119][  T186] RBP: 00007ffd4392aec0 R08: 0000000000000000 R09: 0000000000000000
[    9.683355][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc8d
[    9.683605][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4392b620
| [    9.798601][  T191] ------------[ cut here ]------------
| [    9.798777][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/191
| [    9.799015][  T191] Modules linked in: veth
| [    9.799398][  T191] Tainted: [W]=WARN
[    9.799498][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.799670][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.799845][  T191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.800315][  T191] RSP: 0018:ffa0000000906e30 EFLAGS: 00010286
[    9.800496][  T191] RAX: 00000000ffffffa6 RBX: ff11000001f36e40 RCX: 1ff4000000120d8c
[    9.800693][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f36ef8
[    9.800885][  T191] RBP: ff11000008ab1000 R08: 1fe22000003e6de0 R09: ff1100000c6a8b80
[    9.801085][  T191] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.801280][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009501200
[    9.801479][  T191] FS:  00007fbb176ff840(0000) GS:ff11000096430000(0000) knlGS:0000000000000000
[    9.801709][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.801873][  T191] CR2: 000000000042ebe0 CR3: 000000000a1c6003 CR4: 0000000000771ef0
[    9.802072][  T191] PKRU: 55555554
[    9.802171][  T191] Call Trace:
[    9.802267][  T191]  <TASK>
[    9.802333][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.802549][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.802736][  T191]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.802899][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[    9.803035][  T191]  ? netif_change_name (net/core/dev.c:1495)
[    9.803164][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.803292][  T191]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.803506][  T191]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.803636][  T191]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.803774][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.803906][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.804069][  T191]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.804197][  T191]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.804329][  T191]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.804546][  T191] veth_newlink (drivers/net/veth.c:1871) veth
[    9.804688][  T191]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.804848][  T191]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.804986][  T191]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.805116][  T191]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.805260][  T191]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.805458][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.805589][  T191]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.805721][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.805850][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.805986][  T191]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.806116][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.806245][  T191]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.806442][  T191]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.806582][  T191]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.806721][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.806853][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.806987][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.807116][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.807256][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.807397][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.807534][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.807667][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.807794][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.807928][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.808059][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.808185][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.808318][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.808449][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.808582][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.808716][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.808846][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.808983][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.809110][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.809242][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.809380][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.809512][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.809640][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.809774][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.809905][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.810042][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.810172][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.810300][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.810467][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[    9.810616][  T191]  ___sys_sendmsg (net/socket.c:2752)
[    9.810752][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.810879][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.811023][  T191]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.811152][  T191]  __sys_sendmsg (net/socket.c:2784)
[    9.811282][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.811420][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.811554][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.811691][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.811818][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.811953][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.812080][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.812239][  T191] RIP: 0033:0x7fbb1793908e
[    9.812381][  T191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.812850][  T191] RSP: 002b:00007ffe70c72280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.813048][  T191] RAX: ffffffffffffffda RBX: 00007ffe70c72a18 RCX: 00007fbb1793908e
[    9.813242][  T191] RDX: 0000000000000000 RSI: 00007ffe70c72330 RDI: 0000000000000005
[    9.813438][  T191] RBP: 00007ffe70c72290 R08: 0000000000000000 R09: 0000000000000000
[    9.813633][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc8e
[    9.813828][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe70c729f0
| [    9.826932][  T191] ------------[ cut here ]------------
| [    9.827100][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/191
| [    9.827326][  T191] Modules linked in: veth
| [    9.828242][  T191] Tainted: [W]=WARN
[    9.828339][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.828558][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.828784][  T191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.829232][  T191] RSP: 0018:ffa00000009071b0 EFLAGS: 00010286
[    9.829449][  T191] RAX: 00000000ffffffa6 RBX: ff1100000b43a3c0 RCX: 1ff4000000120dfc
[    9.829639][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b43a478
[    9.829835][  T191] RBP: ff11000008734000 R08: 1fe2200001687490 R09: ff1100000c6a8b80
[    9.830025][  T191] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.830216][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.830470][  T191] FS:  00007fbb176ff840(0000) GS:ff11000096430000(0000) knlGS:0000000000000000
[    9.830696][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.830854][  T191] CR2: 000000000042ebe0 CR3: 000000000a1c6003 CR4: 0000000000771ef0
[    9.831048][  T191] PKRU: 55555554
[    9.831145][  T191] Call Trace:
[    9.831245][  T191]  <TASK>
[    9.831312][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.831501][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.831598][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[    9.831732][  T191]  ? netif_change_name (net/core/dev.c:1495)
[    9.831862][  T191]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.832024][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.832155][  T191]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.832286][  T191]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.832472][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.832600][  T191]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.832729][  T191]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.832861][  T191]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.832996][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.833123][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.833271][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.833455][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.833578][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.833709][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.833844][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.833973][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.834098][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.834223][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.834348][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.834532][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.834688][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.834813][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.834942][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.835065][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.835189][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.835317][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.835500][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.835626][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.835755][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.835879][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.836010][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.836134][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.836258][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.836444][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.836570][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.836700][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.836857][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[    9.836990][  T191]  ___sys_sendmsg (net/socket.c:2752)
[    9.837112][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.837235][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.837368][  T191]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.837553][  T191]  __sys_sendmsg (net/socket.c:2784)
[    9.837680][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.837806][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.837936][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.838059][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.838181][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.838303][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.838489][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.838650][  T191] RIP: 0033:0x7fbb1793908e
[    9.838782][  T191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.839256][  T191] RSP: 002b:00007ffe70c72280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.839502][  T191] RAX: ffffffffffffffda RBX: 00007ffe70c72a18 RCX: 00007fbb1793908e
[    9.839691][  T191] RDX: 0000000000000000 RSI: 00007ffe70c72330 RDI: 0000000000000005
[    9.839875][  T191] RBP: 00007ffe70c72290 R08: 0000000000000000 R09: 0000000000000000
[    9.840078][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cc8e


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink